<template>
	<view class="settle-container">
		<label class="radio" @click="clickFullCheck">
			<radio color="#c00000" :checked="isFullCheck" /><text>全选</text>
		</label>
		
		<view class="settle-money">
			<text>合计:</text>
			<text class="settle-money-zong">￥{{prices | pricesFilter}}</text>
		</view>
		
		
		<view class="settle" @click="settlement">结算({{fullCheck}})</view>
	</view>
</template>

<script>
	import {mapGetters, mapMutations, mapState} from 'vuex'
	export default {
		name:"my-settle",
		data() {
			return {
				seconds: 3,
				timer: null
			};
		},
		computed: {
			...mapGetters('my-cart', ['fullCheck', 'total', 'prices']),
			...mapGetters('my-user', ['addStr']),
			...mapState('my-user', ['token']),
			...mapState('my-cart', ['cart']),
			isFullCheck() {
				return this.total === this.fullCheck
			}
		},
		methods: {
			...mapMutations('my-cart', ['updateGoodsState']),
			...mapMutations('my-user', ['updateRedirectInfo']),
			clickFullCheck() {
				// this.isFullCheck ? this.clearAll() : this.checkAll()
				this.updateGoodsState(!this.isFullCheck)
				
			},
			settlement() {
				if (!this.fullCheck) return uni.$showMsg('请选择商品！')
				
				if (!this.addStr) return uni.$showMsg('请选择收货地址！')
				
				// if (!this.token) return uni.$showMsg('请先登录！')
				if (!this.token) return this.delayNavigate()
				
				this.payOrder()
			},
			showTip(n) {
				uni.showToast({
					title: '请先登录后再结算！' + n + '之后自动跳转到登录页',
					icon: 'none',
					mask: true,
					duration: 1500
				})
			},
			delayNavigate() {
				this.seconds = 3
				this.showTip(this.seconds)
				
				this.timer = setInterval(() => {
					this.seconds--
					if (this.seconds <= 0) {
						clearInterval(this.timer)
						
						uni.switchTab({
							url: '/pages/tabBar/me/me'
						})
						
						this.updateRedirectInfo({
							openType: 'switchTab',
							from: '/pages/tabBar/cart/cart'
						})
						
						return 
					}
					this.showTip(this.seconds)
				}, 1000)
				
				
			},
			async payOrder() {
				// 1.创建订单
				// 1.1 组织订单的信息对象
				const orderInfo = {
					order_price: 0.01,
					consignee_addr: this.addStr,
					goods: this.cart.filter(x => x.goods_state).map(x => ({
						goods_id: x.goods_id,
						goods_number: x.goods_count,
						goods_price: x.goods_price
					}))
				}
				
				// 1.2 发起请求创建订单
				const {data:res} = await uni.$http.post('/api/public/v1/my/orders/create', orderInfo)
				if (res.meta.status !== 200) return uni.$showMsg('创建订单失败！')
				
				// 1.3 得到服务器响应的订单编号
				const orderNumber = res.message.order_number


				// 2. 订单预支付
				// 2.1 发起请求获取订单的支付信息
				const {data:res2} = await uni.$http.post('/api/public/v1/my/orders/req_unifiedorder', {order_number: orderNumber})
				
				// 2.2 预订单支付失败
				if (res2.meta.status !== 200) return uni.$showMsg('预付订单生成失败！')
				
				// 2.3 得到订单支付的相关参数
				const payInfo = res2.message.pay
				
				
				// 3. 发起微信支付
				// 3.1 调用 uni.requestPayment() 发起微信支付
				const [err, succ] = await uni.requestPayment()
				
				// 3.2 未完成支付
				if (err) uni.$showMsg('未完成支付')
				
				// 3.3 完成了支付, 进一步查询支付的结果
				const {data: res3} = await uni.$http.post('/api/public/v1/my/orders/chkOrder', {order_number: orderNumber})
				
				// 3.4 检测到订单未支付
				if (res3.meta.status !== 200) return uni.$showMsg('订单未支付！')
				// 3.5 检测到订单支付完成
				uni.showToast({
					title: '订单支付完成',
					icon: 'success'
				})
			}
			
		},
		filters: {
			pricesFilter(val) {
				return val.toFixed(2)
			}
		}
	}
</script>

<style lang="scss">
	.settle-container {
		position: fixed;
		bottom: 0;
		left: 0;
		height: 50px;
		background: white;
		width: 100%;
		display: flex;
		justify-content: space-between;
		align-items: center;
		font-size: 14px;
		padding-left:5px;
	}
	
	
	.settle-money{
		.settle-money-zong {
			color: #c00000;
			font-weight: bold;
		}
	}
	
	.settle {
		height: 50px;
		line-height: 50px;
		min-width: 120px;
		text-align: center;
		background: #c00000;
		color: white;
	}
</style>